Coil panel and an induction cooker

ABSTRACT

This contrivance model discloses a coil panel consisting of the body, the base used for sealing the body as well as the magnetic stripe and the magnetic vane located at the base bottom from top to bottom. The magnetic vane is a cyclic structure. This contrivance model also discloses an induction cooker. This contrivance model not only can effectively reduce electromagnetic radiation arising from operation of the induction cooker and the coil panel and improve heat emission efficiency, but also features easy installation and disassembly.

TECHNICAL FIELD

This contrivance model is used for household appliances technology, especially for a coil panel and an induction cooker.

BACKGROUND TECHNOLOGY

Featuring multipurpose, no open flame, high efficiency, no pollution and easy cleaning, the induction cooker is well received by consumers.

In case the induction cooker works on a metal hearth, the magnetic line of force will move down and heat up the metal hearth, and consequently the metal hearth will be damaged. To solve the above-mentioned problem, the induction cooker is equipped with a magnetic vane to avoid influences of the magnetic line of force upon the metal hearth.

Meanwhile, the induction cooker has a small volume and a complicated internal structure, and the small inner space often weakens the heat dissipation capability. Whereas the heat dissipation capability has great effects on the stability of internal parts, the magnetic vane will make the installing structure more complicated; as a result, the heat dissipation capability will be further affected and the service life of the induction cooker will be shortened.

This contrivance model is intended to provide a simple coil panel which can effectively reduce electromagnetic radiation arising from operation of the induction cooker and the coil panel and improve heat emission efficiency.

This contrivance model is also intended to provide an induction cooker featuring a high heat emission efficiency as well as easy installation and disassembly.

To solve the above-mentioned technical problems, this contrivance model provides a coil panel consisting of the body, the base used for sealing the body as well as the magnetic stripe and the magnetic vane located at the base bottom from top to bottom. The magnetic vane is a cyclic structure.

For the purpose of improvement of the above-mentioned scheme, the magnetic vane comprises at least two disjoint magnetic circles.

For the purpose of improvement of the above-mentioned scheme, the magnetic vane comprises at least two concentric magnetic circles.

For the purpose of improvement of the above-mentioned scheme, the space between magnetic circles is 10-30 mm.

For the purpose of improvement of the above-mentioned scheme, the coil panel comprises 3-5 magnetic circles.

For the purpose of improvement of the above-mentioned scheme, the base comprises a circular side wall and a support frame located in the circular side wall. The circular side wall and the support frame form an integral structure, the body of the coil panel is located in the upper part of the support frame, the magnetic stripe and the magnetic vane are located in the lower part of the support frame.

For the purpose of improvement of the above-mentioned scheme, the magnetic stripe comprises many radially distributed reinforcing ribs along the circular side wall. The reinforcing ribs form a radial structure.

For the purpose of improvement of the above-mentioned scheme, the reinforcing rib is equipped with a groove at the bottom, the magnetic stripe is embedded in the groove.

For the purpose of improvement of the above-mentioned scheme, the reinforcing rib is equipped with a groove at the bottom, the grooves are located on the edge of reinforcing ribs and form a radial structure. The groove is equipped with discontinuous notches. With suitable shapes, the notches and the magnetic vane constitute a holding tank. The magnetic vane is embedded in the holding tank.

Accordingly, the contrivance model also provides an induction cooker consisting of shell, coil panel, main board and radiator fan. Coil panel, main board and radiator fan are located in the shell, the coil panel is fixed above the main board.

This contrivance model has the following advantages:

The coil panel of the induction cooker hereunder this contrivance model adopts special design. To be specific, the coil panel is equipped with a magnetic stripe and a magnetic vane which can effectively reduce electromagnetic radiation arising from operation of the induction cooker and the coil panel; meanwhile, the body, the base, the magnetic stripe and the magnetic vane are interconnected and form an integral structure. The compact structure can not only avoid displacement, but also reduce the volume of the coil panel and the induction cooker and enable easy installation and disassembly.

Moreover, the magnetic vane has a special cyclic structure. To be specific, the magnetic vane comprises many concentric magnetic circles, many heat dissipation channels are formed between magnetic circles, and hot air will be exhausted from the coil panel through these heat dissipation channels in order to further improve heat emission efficiency.

The base has a unique structure. To be specific, the base comprises a circular side wall and many radially distributed reinforcing ribs along the circular side wall. The reinforcing ribs can not only stabilize the base structure and avoid deformation, but also effectively protect the body of the coil panel and ensure its normal operation; in the meantime, the reinforcing rib is equipped with a groove at the bottom, the magnetic stripe is embedded in the groove and can be fixed easily; flange grooves with discontinuous notches are located on the edge of the reinforcing ribs. With suitable shapes, the notches and the magnetic vane constitute a holding tank, the magnetic vane is embedded in the holding tank. Thus, the magnetic vane and the base can effective reduce the contact area through point contact and thus improve heat emission efficiency.

DESCRIPTION OF ATTACHED DRAWINGS

FIG. 1 is the stereoscopic combined chart of the coil panel;

FIG. 2 is the stereoscopic breakdown drawing of the coil panel;

FIG. 3 is the structure diagram of the bottom structure of the coil panel body;

FIG. 4 is the structure diagram of the induction cooker.

MODE OF EXECUTION

In order to clarify purposes, technical proposals and advantages of this contrivance model, this contrivance model will be described in detail combined with attached drawings. We hereby declare that nouns of locality of this contrivance model, such as up, down, left, right, front, back, internal and external, which have been used or will be used in this specification should be based on attached drawings of this contrivance model and should have no restrictions on this contrivance model.

FIG. 1-3 show the concrete structure of the coil panel 2 consisting of the body 21, the base 22 used for the body 21 as well as the magnetic stripe 24 and the magnetic vane 23 located at the base bottom from top to bottom. The body 21, the base 22, the magnetic stripe 24 and the magnetic vane 23 are interconnected and form an integral structure, the magnetic vane 23 is cyclic structure.

Different form existing technologies, the body 21, the base 22, the magnetic stripe 24 and the magnetic vane 23 of the coil panel hereunder this contrivance model are interconnected and form an integral structure. The compact structure can not only avoid displacement, but also reduce the volume of the coil panel 2 and enable easy storage. Furthermore, the magnetic vane 23 of existing technologies is often a closed disk structure featuring a poor ventilation effect and a poor heat dissipation effect. However, the magnetic vane 23 hereunder this contrivance model is a cyclic structure, that is, through holes are located in the middle part of the magnetic vane 23, the bottom of the body 21 is unsealed, and hot air can be exhausted from the coil panel through these through holes in order to realize effective heat dissipation.

As shown in FIG. 2, the magnetic vane 23 comprises at least two disjoint magnetic circles. To be specific, the magnetic circle is made of aluminum wire or copper wire with a diameter of 1-5 mm, the optimal diameter is 2 mm. In addition, the magnetic circle can be made of tabular aluminum wire or copper wire and then form a sheet circular structure.

It is worth noting that the magnetic vane 23 comprises many disjoint magnetic circles, that is, multiple independent heat dissipation channels can be formed between magnetic circles in order to further improve heat emission efficiency.

Furthermore, the magnetic vane 23 comprises at least two concentric magnetic circles, which can effectively shield the magnetic field. The optimal space between magnetic circles is 10-30 mm, and the coil panel comprises, but is not limited to, 3-5 magnetic circles.

As shown in FIG. 3, the base 22 comprises the circular side wall 22 a and a support frame located in the circular side wall 22 a. The circular side wall 22 a and the support frame form an integral structure, the body 21 is located in the upper part of the support frame, the magnetic stripe 24 and the magnetic vane 23 are located in the lower part of the support frame.

Where, the support frame comprises many reinforcing ribs 22 b which are radially distributed along the circular side wall 22 a and form a radial structure. The reinforcing ribs can not only stabilize the base structure and avoid deformation, but also effectively protect the body 21 of the coil panel and ensure its normal operation.

Furthermore, the reinforcing rib is equipped with a groove at the bottom, the magnetic stripe 24 is embedded in the groove. Meanwhile, a holding tank with a suitable shape for the magnetic vane 23 is located at the bottom of the support frame, the magnetic vane is embedded in the holding tank, thus, the groove and the holding tank can effectively fasten the magnetic stripe 24 and the magnetic vane 23.

To be specific, the coil panel comprises, but is not limited to, one or more U-shaped magnetic stripes.

Meanwhile, the groove 22 c is located at the bottom and on the edge of the reinforcing rib 22 b and form a radial structure. The groove 22 c is equipped with discontinuous notches. With suitable shapes, the notches and the magnetic vane 23 constitute a holding tank, that is, the notches are interconnected and form a holding tank, the magnetic vane 23 is embedded in the holding tank. Thus, the magnetic vane 23 and the base 22 can effectively reduce the contact area through point contact and thus improve heat emission efficiency.

As stated above, the body 21, the base 22, the magnetic stripe 24 and the magnetic vane 23 of the coil panel 2 hereunder this contrivance model are interconnected and form an integral structure. The compact structure can not only avoid displacement, but also reduce the volume of the coil panel and enable easy storage. Meanwhile, the magnetic vane 23 is a special cyclic structure which exhausts hot air from the coil panel and realize effective heat dissipation. Accordingly, the magnetic vane 23 and the base 22 can effectively reduce the contact area through point contact and thus improve heat emission efficiency.

In addition, the magnetic vane 23 may not be fixed in the lower part of the support frame, that is, it can be fixed through an individual support and placed in the lower part of the support frame, and form a split structure with the coil panel 2.

FIG. 4 shows the concrete structure of the induction cooker hereunder this contrivance model which comprises shell 1, coil panel 2, main board 3 and radiator fan 4. Shell 1, coil panel 2, main board 3 and radiator fan 4 are located in the shell 1, the coil panel 2 is fixed above the main board 3.

To be specific, the coil panel 2 comprises the body 21, the base 22 used for sealing the body 21 as well as the magnetic stripe 24 and the magnetic vane 23 located at the base bottom from top to bottom. The body 21, the base 22, the magnetic stripe 24 and the magnetic vane 23 are interconnected and form an integral structure, the magnetic vane is a cyclic structure. Where, the magnetic vane 23 comprises at least two concentric magnetic circles, the space between magnetic circles is 10-30 mm, the coil panel comprises, but is not limited to, 3-5 magnetic circles. The base 22 comprises a circular side wall 22 a and a support frame located in the circular side wall 22 a, the circular side wall 22 a and the support frame form an integral structure. The body 21 is located in the upper part of the support frame, the magnetic stripe 24 and the magnetic vane 23 are located in the lower part of the support frame. The support frame comprises many radially distributed reinforcing ribs along the circular side wall 22 a, the reinforcing ribs 22 b form a radial structure. The reinforcing ribs are equipped with a groove at the bottom. The magnetic stripe 24 is embedded in the groove. The coil panel can be equipped with one or more U-shaped magnetic stripes 24. A holding tank with a suitable shape for the magnetic vane 23 is located at the bottom of the support frame, the magnetic vane is embedded in the holding tank. To be specific, the groove 22 c is located at the bottom and on the edge of the reinforcing rib 22 b and form a radial structure. The groove 22 c is equipped with discontinuous notches. With suitable shapes, the notches and the magnetic vane 23 constitute a holding tank.

It is worth noting that the magnetic line of force will move down and heat up the metal hearth in case that the induction cooker works on a metal hearth, and consequently the metal hearth will be damaged. Thus, the induction cooker is equipped with the magnetic stripe 24 and the magnetic vane 23 in order to avoid influences of the magnetic line of force upon the metal hearth when the height of the induction cooker remains unchanged.

Different form existing technologies, the body 21, the base 22, the magnetic stripe 24 and the magnetic vane 23 of the coil panel hereunder this contrivance model form an integral structure which features easy installation and disassembly. The magnetic vane 23 can effectively reduce electromagnetic radiation arising from operation of the induction cooker and the coil panel; meanwhile, the magnetic vane 23 is a cyclic structure, the base 22 and the magnetic vane 23 can effectively improve the induction cooker's heat emission efficiency through point contact.

In addition, the magnetic vane 23 may not be fixed in the lower part of the support frame, that is, it can be fixed through an individual support and placed in the lower part of the support frame, and form a split structure with coil panel 2.

Aforementioned is the optimal mode of execution of this contrivance model. Ordinary technicians of this field can make improvements and corrections with principles of this contrivance model unchanged, and these improvements and corrections shall be construed as the protection range of this contrivance model. 

1. A coil panel comprising a body, a base used for sealing the body as well as a magnetic stripe and a magnetic vane located at the base bottom from top to bottom, wherein the magnetic vane is a cyclic structure.
 2. A coil panel according to claim 1, wherein the magnetic vane comprising at least two disjoint magnetic circles.
 3. A coil panel according to claim 1, wherein the magnetic vain comprising at least two concentric magnetic circles.
 4. A coil panel according to claim 1, wherein the space between magnetic circles of the coil panel is 10-30 mm.
 5. The magnetic vane according to claim 3, wherein the coil panel comprises 3-5 magnetic circles.
 6. The coil panel according to claim 1, wherein the base of the coil panel comprises a circular side wall and a support frame located in the circular side wall, said circular side wall and the support frame form an integral structure,
 7. The magnetic vane according to claim 1, wherein the body of the coil panel is located in the upper part of the support frame and the magnetic stripe and the magnetic vane are located in the lower part of the support frame.
 8. The coil panel according to claim 6, wherein the support frame of the coil panel comprising radially distributed reinforcing ribs along the circular side wall, said reinforcing ribs form a radial structure.
 9. The coil panel according to claim 8, wherein said reinforcing rib of the coil panel is equipped with a groove at the bottom and the magnetic stripe is embedded in the groove.
 10. The coil panel according to claim 8, wherein said reinforcing rib of the coil panel is equipped with a groove at the bottom, the groove is located on the edge of reinforcing ribs and form a radial structure,
 11. The coil panel according to claim 10, wherein said groove is equipped with discontinuous notches, said notches and the magnetic vane forming a holding tank.
 12. The coil panel according to claim 11, wherein the magnetic vane is embedded in the holding tank.
 13. The induction cooker using the coil panel, said cooker comprising a shell, coil panel, main board and radiator fan, wherein said coil panel, main board and radiator fan are located in the shell.
 14. The induction cooker according to claim 10, wherein the coil panel is fixed above the main board. 